Specifications

Chapter 16 – Extended AT Commands in IS707.3
Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 120
Dial Command for Voice Calls +CDV
Description: The numeric parameter is used to dial command for voice calls. The format of <dialstring> is identical to that
for the ATD command. This command does not cause the DCE to change to the online state.
Syntax: Command syntax: AT+CDV=<dial_string>
Command Possible Responses
AT+CDV?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+CDV=8583693450
Note: Dial for voice call.
OK
+WORG: 8583693450
+WCNT: 3
Note: Command is valid
U
m
Packet Data Inactivity Timer +CTA
Description: This command is used to Set, Read, and Test the U
m
packet data inactivity timer.
Values: <val>
0 Traffic Channel not released during inactivity periods.
1-255 Release the Traffic Channel after <value> 1-second intervals have elapsed since last sending
or receiving RLP data frames on the U
m
interface.
Syntax: Command syntax: AT+CTA=<val>
Command Possible Responses
AT+CTA ?
Note: Display the current setting.
+CTA: 0
OK
Note: Command is valid
AT+CTA=?
Note: Display valid parameter range.
+CTA: (0-255)
OK
Note: Command is valid
AT+CTA=1
Note: Set to one second.
OK
Note: Command is valid